Despicable Me 2010
Vector (voice)
Friends with Benefits 2011
Brice (uncredited)
This Is the End 2013
Jason Segel (uncredited)
Bad Teacher 2011
Russell Gettis
Knocked Up 2007
Jason
Sex Tape 2014
Jay, Screenplay, Executive Producer
Forgetting Sarah Marshall 2008
Peter Bretter, Screenplay
Gulliver's Travels 2010
Horatio
This Is 40 2012
Jason
Get Him to the Greek 2010
Co-Producer, Characters
I Love You, Man 2009
Sydney Fife
Tenacious D in The Pick of Destiny 2006
Frat Boy #1 (uncredited)
The Muppets 2011
Gary, Writer, Executive Producer
The Five-Year Engagement 2012
Tom Solomon, Screenplay
The Discovery 2017
Will Harbor
11:14 2003
Leon
Jeff, Who Lives at Home 2012
Jeff Thompkins
The End of the Tour 2015
David Foster Wallace
Can't Hardly Wait 1998
Matt
Windfall 2022
Nobody, Story, Producer
SLC Punk 1998
Mike
Our Friend 2019
Dane Faucheux
Slackers 2002
Sam Schechter
Dead Man on Campus 1998
Kyle
The Sky Is Everywhere 2022
Big
Come Sunday 2018
Henry
Mooned 2023
Vector (voice)
One World: Together at Home 2020
Self
LolliLove 2004
Jason Segel
Freaks and Geeks: The Documentary 2018
Self
Jason Segel & Paul Rudd Meet Rush 2011
Sydney Fife, Director
The Good Humor Man 2005
Smelly Bob
Rush: R40 Live 2015
Himself
Scratching the Surface: A Hasty Examination of the Making of The Muppets 2012
North Hollywood 2001
Gary Huffman
Over Your Dead Body 2025
Certainly Not a Fairytale 2003
Leo
Bye Bye Benjamin 2006
Theodore Everest